CN213389670U - H-shaped steel structure of bridge with anticorrosion function - Google Patents
H-shaped steel structure of bridge with anticorrosion function Download PDFInfo
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- CN213389670U CN213389670U CN202021288073.2U CN202021288073U CN213389670U CN 213389670 U CN213389670 U CN 213389670U CN 202021288073 U CN202021288073 U CN 202021288073U CN 213389670 U CN213389670 U CN 213389670U
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Abstract
The utility model discloses a H shaped steel structure of bridge with anticorrosive function, including H shaped steel body, H shaped steel body includes top flange board, web and bottom flange board, and top flange board and bottom flange board are parallel to each other, and the web is located between top flange board and the bottom flange board, the both ends of web respectively with top flange board and bottom flange board fixed connection and mutually perpendicular, the lateral surface of top flange board and the equal detachably of lateral surface of bottom flange board are provided with the guard plate, the utility model relates to an H shaped steel technical field. This H shaped steel structure of bridge with anti-corrosion function, through modified raw lacquer emulsion layer and the inorganic zinc-rich coating of waterborne of spraying on the guard plate, strengthen the protection to H shaped steel, prevent that the flange plate of H shaped steel from exposing outside for a long time, the influence of reasons such as the temperature and the humidity of surrounding environment can make H shaped steel receive the condition of corruption, improve H shaped steel's anticorrosive ability, through the bolt, can dismantle the change with the guard plate, and is more simple and convenient, and efficiency is higher.
Description
Technical Field
The utility model relates to a H shaped steel technical field specifically is a H shaped steel structure of bridge with anticorrosive function.
Background
The H-shaped steel is an economic section efficient section with more optimized section area distribution and more reasonable strength-weight ratio, the section is named as the same as an English letter H, and because all parts of the H-shaped steel are arranged at right angles, the H-shaped steel has the advantages of strong bending resistance, simplicity in construction, cost saving, light structural weight and the like in all directions and is widely applied, and the cross section of the H-shaped steel generally comprises a web plate and a flange plate, also called as a waist part and an edge part.
When the existing H-shaped steel is used, the flange plate of the H-shaped steel is always exposed outside, and the flange plate of the H-shaped steel is exposed outside for a long time and possibly influenced by temperature, humidity and the like in the surrounding environment, so that the H-shaped steel is corroded, and the aging speed of the H-shaped steel is accelerated.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a H shaped steel structure of bridge with anticorrosive function has solved the flange board of H shaped steel and exposes for a long time and can receive the corruption outside, the ageing problem of H shaped steel with higher speed.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an H-shaped steel structure of a bridge with an anticorrosion function comprises an H-shaped steel body, wherein the H-shaped steel body comprises an upper flange plate, a web plate and a lower flange plate, the upper flange plate and the lower flange plate are parallel to each other, the web plate is positioned between the upper flange plate and the lower flange plate, two ends of the web plate are respectively fixedly connected with the upper flange plate and the lower flange plate and are perpendicular to each other, protection plates are detachably arranged on the outer side surfaces of the upper flange plate and the lower flange plate respectively, each protection plate comprises a base layer, a modified raw paint emulsion layer is coated on the outer surface of the base layer, a water-based inorganic zinc-rich coating is coated on the outer layer of the modified raw paint emulsion layer, a plurality of supporting components are arranged on two side walls of the web plate respectively, each supporting component comprises two reinforcing plates which are parallel to each other, two ends of the two reinforcing plates are respectively fixedly connected with the inner side surfaces of the upper flange plate and the lower flange plate, two crossed reinforcing strips are arranged between the two reinforcing plates.
Further, both ends of the web surface are provided with mounting holes in a penetrating manner.
Furthermore, right-angle frames are fixedly connected between the inner side surface of the upper flange plate and the two side walls of the web plate and between the inner side surface of the lower flange plate and the two side walls of the web plate.
Further, the both ends on upper flange plate surface with the both ends on lower flange plate surface all run through and are provided with the screw hole, the last threaded connection of screw hole has the bolt that extends to the inside of basic unit.
Furthermore, the outer surface of the web plate, the inner side surface of the upper flange plate and the inner side surface of the lower flange plate are all coated with acrylic polyurethane finish paint layers.
Further, the protection plate completely covers the outer side surfaces of the upper flange plate and the lower flange plate.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) this H shaped steel structure of bridge with corrosion protection function, modified raw lacquer emulsion layer and the inorganic zinc-rich coating of waterborne through spraying on the guard plate, strengthen the protection to H shaped steel, prevent that the flange plate of H shaped steel from exposing outside for a long time, the influence of reasons such as the temperature and the humidity of surrounding environment, can make H shaped steel receive the circumstances of corruption, improve H shaped steel's corrosion resistance, pass through the bolt, can dismantle the change with the guard plate, need not change whole H shaped steel because of coating drops, avoid its change process too loaded down with trivial details and complicacy, can increase the condition of artifical amount of labour, and is simple and convenient more, and efficiency is higher.
(2) This H shaped steel structure of bridge with corrosion protection function, strengthen the intensity between flange board and the web through right angle frame, when the flange board receives influences such as gravity and extrusion force, right angle frame plays the effect of supporting the atress, the rethread reinforcing plate makes the whole firmer of H shaped steel with the enhancement strip, guarantee H shaped steel overall structure more stability, strengthen the fastness and the intensity of H shaped steel structure, it is better to make the wind resistance and the bending resistance of H shaped steel structure in the use, prevent that the flange board of H shaped steel from receiving the gravity impact, can lead to the condition that H shaped steel is buckled.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic structural view of the protection plate and the modified raw lacquer latex layer of the present invention;
fig. 4 is a schematic structural view of the web and acrylic polyurethane finish paint layer of the present invention.
In the figure: the steel plate comprises a 1-H-shaped steel body, 101-an upper flange plate, 102-a lower flange plate, 103-a web plate, 4-a right-angle frame, 5-a mounting hole, 6-a support component, 601-a reinforcing plate, 602-a reinforcing strip, 7-a bolt, 8-an acrylic polyurethane finish paint layer, 9-a protective plate, 901-a base layer, 902-a modified raw paint emulsion layer, 903-a water-based inorganic zinc-rich coating and 10-a threaded hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a H shaped steel structure of bridge with anticorrosive function, including H shaped steel body 1, H shaped steel body 1 includes upper limb listrium 101, web 103 and lower flange board 102, upper limb listrium 101 is parallel to each other with lower flange board 102, web 103 is located between upper limb listrium 101 and the lower flange board 102, the both ends of web 103 respectively with upper limb listrium 101 and lower flange board 102 fixed connection and mutually perpendicular, the lateral surface of upper limb listrium 101 and the equal detachably of the lateral surface of lower flange board 102 are provided with guard plate 9, guard plate 9 includes basic unit 901, the surface of basic unit 901 is scribbled and is equipped with modified raw lacquer emulsion layer 902, the outer of modified raw lacquer emulsion layer 902 is scribbled and is equipped with waterborne inorganic rich zinc coating 903.
The modified raw lacquer emulsion layer 902 is an epoxy resin coating, has good adhesive force, excellent adhesive force to metal, concrete, wood, glass and the like, and excellent alkali resistance, oil resistance, water resistance and electrical insulation property.
Aqueous inorganic zinc-rich coating 903: the film is dissolved in water but solidified, and has excellent water resistance, can be soaked in water for a long time, and has no peculiar smell, no combustion and explosion, simple construction process, low comprehensive cost, easy cleaning of construction tools, no environmental pollution and long corrosion prevention life because of no organic solvent.
Through the modified raw lacquer emulsion layer 902 and the inorganic rich zinc coating 903 of waterborne of spraying on the guard plate 9, strengthen the protection to H shaped steel, prevent that the flange board of H shaped steel from exposing outside for a long time, the influence of reasons such as the temperature of surrounding environment and humidity can make H shaped steel receive the condition of corruption, improves H shaped steel's anticorrosive ability.
Both ends on the surface of the upper flange plate 101 and both ends on the surface of the lower flange plate 102 are provided with threaded holes 10 in a penetrating manner, the upper threads of the threaded holes 10 are connected with bolts 7 extending to the inside of the base layer 901, and the inner side surface of the protection plate 9 is provided with holes matched with the bolts 7.
Threaded hole 10 extends to the inside of basic unit 901, avoids threaded hole 10 directly to run through guard plate 9, and the corrosive factor of surrounding environment can lead to the fact the condition of corruption to H shaped steel structure through the clearance of threaded hole 10.
Through bolt 7, can dismantle the change with guard plate 9, need not drop because of coating and change whole H shaped steel, avoid its change process too loaded down with trivial details and complicated, can increase the condition of hand labor volume, it is more simple and convenient, efficiency is higher.
Both ends of the surface of the web plate 103 are provided with mounting holes 5 in a penetrating way.
The mounting hole 5 is convenient for install H shaped steel body 1, and two H shaped steel bodies 1 are conveniently connected and fixed.
Right-angle brackets 4 are fixedly connected between the inner side surface of the upper flange plate 101 and two side walls of the web plate 103 and between the inner side surface of the lower flange plate 102 and two side walls of the web plate 103.
Strengthen the joint strength between flange plate and the web 103 through right angle frame 4, when the flange plate received influence such as gravity and extrusion force, right angle frame 4 played the effect of supporting the atress.
All be provided with a plurality of supporting component 6 on the both sides wall of web 103, supporting component 6 includes two reinforcing plates 601 that are parallel to each other, the both ends of two reinforcing plates 601 respectively with the medial surface fixed connection of upper flange board 101 and lower flange board 102, be provided with two intercrossing's stiffener 602 between two reinforcing plates 601.
Reinforcing plate 601 and reinforcing bar 602 make the whole firmer of H shaped steel, guarantee the more stability of H shaped steel overall structure, strengthen the fastness and the intensity of H shaped steel structure, make the wind resistance and the bending resistance of H shaped steel structure in the use better, prevent that the flange plate of H shaped steel from receiving the gravity impact, can lead to the condition that H shaped steel buckled.
And acrylic polyurethane finish paint layers 8 are coated on the outer surface of the web plate 103, the inner side surface of the upper flange plate 101 and the inner side surface of the lower flange plate 102.
The acrylic polyurethane finish paint is a bi-component acrylic polyurethane coating, has good decoration, and can be used for coating steel structures and maintaining original base materials.
Acrylic acid polyurethane finish paint layer 8 of spraying on the web 103 strengthens the anticorrosive protection to H shaped steel, makes web 103 and flange plate's junction all have better anticorrosive nature, avoids the influence of reasons such as ambient environment's temperature and humidity, can make H shaped steel receive the condition of corruption, improves the holistic anticorrosive nature of H shaped steel.
The shielding plate 9 completely covers the outer side surfaces of the upper flange plate 101 and the lower flange plate 102.
In operation, the modified raw lacquer latex layer 902 and the water-based inorganic zinc-rich coating 903 sprayed on the protection plate 9 are used for enhancing the protection of H-shaped steel, preventing the flange plate of the H-shaped steel from being exposed outside for a long time, and preventing the H-shaped steel from being corroded due to the influence of the temperature, the humidity and other reasons of the surrounding environment, the protection plate 9 can be disassembled and replaced through the bolt 7 without replacing the whole H-shaped steel due to the falling of paint, the connection strength between the flange plate and the web plate 103 is enhanced through the right-angle frame 4, when the flange plate is influenced by gravity, extrusion force and the like, the right-angle frame 4 plays a role in supporting stress, the reinforcement plate 601 and the reinforcement bar 602 enable the H-shaped steel to be firmer integrally, the integral structure of the H-shaped steel is more stable, the firmness and the strength of the H-shaped steel structure are enhanced, the wind resistance and the bending resistance of the H-shaped steel structure in the use process are better, the acrylic, the anticorrosion protection to the H-shaped steel is enhanced, so that the web plate 103 and the joint of the web plate 103 and the flange plate have better anticorrosion performance, and the integral anticorrosion performance of the H-shaped steel is improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a H shaped steel structure of bridge with anticorrosive function, includes H shaped steel body (1), H shaped steel body (1) includes upper flange board (101), web (103) and lower flange board (102), upper flange board (101) with lower flange board (102) are parallel to each other, web (103) are located upper flange board (101) with between lower flange board (102), the both ends of web (103) respectively with upper flange board (101) with lower flange board (102) fixed connection and mutually perpendicular, its characterized in that: the outer side face of the upper flange plate (101) and the outer side face of the lower flange plate (102) are detachably provided with a protection plate (9), the protection plate (9) comprises a base layer (901), a modified raw lacquer latex layer (902) is coated on the outer surface of the base layer (901), a water-based inorganic zinc-rich coating (903) is coated on the outer layer of the modified raw lacquer latex layer (902), a plurality of supporting assemblies (6) are arranged on two side walls of a web plate (103), each supporting assembly (6) comprises two reinforcing plates (601) which are parallel to each other, two ends of each reinforcing plate (601) are fixedly connected with the inner side faces of the upper flange plate (101) and the lower flange plate (102) respectively, and two reinforcing strips (602) which are crossed with each other are arranged between the reinforcing plates (601).
2. The H-shaped steel structure of the bridge with the anticorrosion function as recited in claim 1, wherein: and mounting holes (5) are formed in the two ends of the surface of the web plate (103) in a penetrating manner.
3. The H-shaped steel structure of the bridge with the anticorrosion function as recited in claim 1, wherein: right-angle frames (4) are fixedly connected between the inner side face of the upper flange plate (101) and the two side walls of the web plate (103) and between the inner side face of the lower flange plate (102) and the two side walls of the web plate (103).
4. The H-shaped steel structure of the bridge with the anticorrosion function as recited in claim 1, wherein: both ends on the surface of the upper flange plate (101) and both ends on the surface of the lower flange plate (102) are respectively provided with a threaded hole (10) in a penetrating way, and the upper threads of the threaded holes (10) are connected with bolts (7) extending to the inside of the base layer (901).
5. The H-shaped steel structure of the bridge with the anticorrosion function as recited in claim 4, wherein: and acrylic polyurethane finish paint layers (8) are coated on the outer surface of the web plate (103), the inner side surface of the upper flange plate (101) and the inner side surface of the lower flange plate (102).
6. The H-shaped steel structure of the bridge with the anticorrosion function as recited in claim 1, wherein: the protection plate (9) completely covers the outer side faces of the upper flange plate (101) and the lower flange plate (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021288073.2U CN213389670U (en) | 2020-07-02 | 2020-07-02 | H-shaped steel structure of bridge with anticorrosion function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021288073.2U CN213389670U (en) | 2020-07-02 | 2020-07-02 | H-shaped steel structure of bridge with anticorrosion function |
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| Publication Number | Publication Date |
|---|---|
| CN213389670U true CN213389670U (en) | 2021-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021288073.2U Active CN213389670U (en) | 2020-07-02 | 2020-07-02 | H-shaped steel structure of bridge with anticorrosion function |
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| Country | Link |
|---|---|
| CN (1) | CN213389670U (en) |
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- 2020-07-02 CN CN202021288073.2U patent/CN213389670U/en active Active
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